San Diego (SAN) to Washington (IAD) flight deal in economy from $307

Alaska Airlines, Inc.ASAlaska Airlines, Inc.
Round Trip•Economy
United StatesSAN

San Diego International Airport

San Diego, United States
United StatesIAD

Washington Dulles International Airport

Washington, United States
$446 USD
-31%$307 USD
Verified 17 days ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Monday, December 21st, 2026

9 round-trip options

Returning
Sat, Dec 26, 2026•5 Day Trip
$681 USD
Google Flights
Returning
Sun, Dec 27, 2026•6 Day Trip
$861 USD
Google Flights
Returning
Tue, Dec 29, 2026•8 Day Trip
$593 USD
Google Flights
Returning
Wed, Dec 30, 2026•9 Day Trip
$614 USD
Google Flights
Returning
Thu, Dec 31, 2026•10 Day Trip
$527 USD
Google Flights
Returning
Fri, Jan 1, 2027•11 Day Trip
$492 USD
Google Flights
Returning
Sat, Jan 2, 2027•12 Day Trip
$492 USD
Google Flights
Returning
Sun, Jan 3, 2027•13 Day Trip
$527 USD
Google Flights
Returning
Mon, Jan 4, 2027•14 Day Trip
$477 USD
Google Flights